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arch/x86/smbios: Add SMBIOS Thread Count 

Add Thread Count in SMBIOS type 4 "Processor Information".
Modify Thread Count 2 according to SMBIOS spec, it should
be the number of threads per processor socket.

TEST="dmidecode -t4" to check.

Signed-off-by: Francois Toguo <francois.toguo.fotso@intel.com>
Change-Id: I0e00ba706eecdc850a2c6a4d876a7732dcc8f755
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45564
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
This commit is contained in:
Francois Toguo 2019-03-27 18:13:07 -07:00 committed by Patrick Georgi
parent f1a0049599
commit 597922ecb4
1 changed files with 3 additions and 1 deletions
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4
src/arch/x86/smbios.c
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@ -588,11 +588,13 @@ static int smbios_write_type4(unsigned long *current, int handle)
} }
t->core_count2 = leaf_b_cores / leaf_b_threads; t->core_count2 = leaf_b_cores / leaf_b_threads;
t->core_count = t->core_count2 > 0xff ? 0xff : t->core_count2; t->core_count = t->core_count2 > 0xff ? 0xff : t->core_count2;
t->thread_count2 = leaf_b_threads; t->thread_count2 = leaf_b_cores;
t->thread_count = t->thread_count2 > 0xff ? 0xff : t->thread_count2;
} else { } else {
t->core_count = (res.ebx >> 16) & 0xff; t->core_count = (res.ebx >> 16) & 0xff;
t->core_count2 = t->core_count; t->core_count2 = t->core_count;
t->thread_count2 = t->core_count2; t->thread_count2 = t->core_count2;
t->thread_count = t->thread_count2;
} }
/* Assume we enable all the cores always, capped only by MAX_CPUS */ /* Assume we enable all the cores always, capped only by MAX_CPUS */
t->core_enabled = MIN(t->core_count, CONFIG_MAX_CPUS); t->core_enabled = MIN(t->core_count, CONFIG_MAX_CPUS);